Our Rare Earths deposit in Mt Weld, Western Australia, is acknowledged as one of the highest-grade Rare Earths mine in the world, and the Kalgoorlie REPF is a key strategic platform for critical mineral production, blending pyrometallurgical and hydrometallurgical processes in an Australian first, mineral processing plant. We also operate the world’s largest single Rare Earths processing facility in Malaysia – so you are joining a unique team! As a team member you will be contributing to the sustainable supply of rare earths metals which are used in oil & gas, electric vehicles, and wind turbines. Our Western Australian Project Management Office (PMO) supports projects from early definition and FEED through to construction, commissioning and operational optimisation across Perth, Mt Weld and Kalgoorlie. We are seeking a motivated SMP Project Engineer to support the delivery of Structural, Mechanical and Piping (SMP) works across our Western Australian operations. This role offers a strong mix of site-based and Perth office exposure, providing hands-on experience on capital projects within an operational processing environment. Kalgoorlie residents are strongly encouraged to apply. About the Role: Reporting to the WA Engineering & Construction PMO Manager, you will support the planning and execution of SMP works, ensuring projects are delivered safely, on time, and within budget, while meeting quality and operational requirements. This role suits an engineer who enjoys site engagement, problem-solving, and developing technical capability in a brownfield environment. Work Location & Roster When on site (Kalgoorlie & Mt Weld): 8/6 roster – 48 hrs/week When in Perth Office: 5/2 roster – 50 hrs/week Key Responsibilities: Support contractor supervision and interface with Engineering, Operations and Maintenance during construction and commissioning Coordinate contractor progress, performance, schedule and compliance Assist with execution plans, work packs, scopes of work and schedules for SMP Equipment and components, including during FEED and early project phases Support procurement and coordination of materials, services and documentation Participate in design reviews and resolve engineering and site issues using sound structural, mechanical and spiping engineering judgement Contribute to safety, quality, defect resolution, completions, commissioning activities and project close-out. Undertake in-house design development and detailing for small-scale works where appropriate Build knowledge of the rare earth concentrate production process and apply this to project delivery About You: Bachelor’s degree in structural, mechanical, piping or related Engineering discipline Experience as a Project or Field SMP Engineer with practical exposure to operating or brownfields plant environments Comfortable adapting between office-based project work and site engagement as delivery demands Strong grounding in structural, mechanical and piping engineering fundamentals, with exposure to materials handling, minerals processing and chemicals systems Able to conceptualise, check, and communicate engineering solutions using first-principles judgement and, where appropriate, sketches or appropriate design tools Practical, curious, and willing to contribute across the full project lifecycle Interested in building long-term capability within a small, accountable PMO Strong organisational, communication and stakeholder engagement skills Ability to work independently and manage competing priorities A methodical, safety-focused and quality-driven approach 1–5 years’ experience in a similar site or project engineering role Previous experience working on Australian construction sites or with Australian engineering or construction firms Full working rights in Australia Highly regarded: Proficiency with MS Project, Excel, completions systems and document management systems WA Manual Driver’s Licence Why Join Lynas: Be part of a globally significant rare earths producer Exposure to bespoke and technically complex processing facilities End-to-end project involvement (definition → delivery → commissioning → optimisation) A PMO environment where individual contribution is visible and valued Hybrid Perth / site-based working aligned to project delivery needs A culture that values safety, initiative, sound engineering judgement, and teamwork Benefits include: Long term job stability - 25 year mine life Annual Company Bonus Scheme Salary continuance scheme and life insurance (through Superannuation) Salary Sacrifice options Continual development and ability to expand your career into the rare earths industry